l0bsterssg

fortran.js (5778B)

---

 /*
 Language: Fortran
 Author: Anthony Scemama <scemama@irsamc.ups-tlse.fr>
 Website: https://en.wikipedia.org/wiki/Fortran
 Category: scientific
 */
 
 function fortran(hljs) {
   const PARAMS = {
     className: 'params',
     begin: '\\(', end: '\\)'
   };
 
   const COMMENT = {
     variants: [
       hljs.COMMENT('!', '$', {relevance: 0}),
       // allow Fortran 77 style comments
       hljs.COMMENT('^C', '$', {relevance: 0})
     ]
   };
 
   const NUMBER = {
     className: 'number',
     // regex in both fortran and irpf90 should match
     begin: '(?=\\b|\\+|\\-|\\.)(?:\\.|\\d+\\.?)\\d*([de][+-]?\\d+)?(_[a-z_\\d]+)?',
     relevance: 0
   };
 
   const FUNCTION_DEF = {
     className: 'function',
     beginKeywords: 'subroutine function program',
     illegal: '[${=\\n]',
     contains: [hljs.UNDERSCORE_TITLE_MODE, PARAMS]
   };
 
   const STRING = {
     className: 'string',
     relevance: 0,
     variants: [
       hljs.APOS_STRING_MODE,
       hljs.QUOTE_STRING_MODE
     ]
   };
 
   const KEYWORDS = {
     literal: '.False. .True.',
     keyword: 'kind do concurrent local shared while private call intrinsic where elsewhere ' +
       'type endtype endmodule endselect endinterface end enddo endif if forall endforall only contains default return stop then block endblock endassociate ' +
       'public subroutine|10 function program .and. .or. .not. .le. .eq. .ge. .gt. .lt. ' +
       'goto save else use module select case ' +
       'access blank direct exist file fmt form formatted iostat name named nextrec number opened rec recl sequential status unformatted unit ' +
       'continue format pause cycle exit ' +
       'c_null_char c_alert c_backspace c_form_feed flush wait decimal round iomsg ' +
       'synchronous nopass non_overridable pass protected volatile abstract extends import ' +
       'non_intrinsic value deferred generic final enumerator class associate bind enum ' +
       'c_int c_short c_long c_long_long c_signed_char c_size_t c_int8_t c_int16_t c_int32_t c_int64_t c_int_least8_t c_int_least16_t ' +
       'c_int_least32_t c_int_least64_t c_int_fast8_t c_int_fast16_t c_int_fast32_t c_int_fast64_t c_intmax_t C_intptr_t c_float c_double ' +
       'c_long_double c_float_complex c_double_complex c_long_double_complex c_bool c_char c_null_ptr c_null_funptr ' +
       'c_new_line c_carriage_return c_horizontal_tab c_vertical_tab iso_c_binding c_loc c_funloc c_associated  c_f_pointer ' +
       'c_ptr c_funptr iso_fortran_env character_storage_size error_unit file_storage_size input_unit iostat_end iostat_eor ' +
       'numeric_storage_size output_unit c_f_procpointer ieee_arithmetic ieee_support_underflow_control ' +
       'ieee_get_underflow_mode ieee_set_underflow_mode newunit contiguous recursive ' +
       'pad position action delim readwrite eor advance nml interface procedure namelist include sequence elemental pure impure ' +
       'integer real character complex logical codimension dimension allocatable|10 parameter ' +
       'external implicit|10 none double precision assign intent optional pointer ' +
       'target in out common equivalence data',
     built_in: 'alog alog10 amax0 amax1 amin0 amin1 amod cabs ccos cexp clog csin csqrt dabs dacos dasin datan datan2 dcos dcosh ddim dexp dint ' +
       'dlog dlog10 dmax1 dmin1 dmod dnint dsign dsin dsinh dsqrt dtan dtanh float iabs idim idint idnint ifix isign max0 max1 min0 min1 sngl ' +
       'algama cdabs cdcos cdexp cdlog cdsin cdsqrt cqabs cqcos cqexp cqlog cqsin cqsqrt dcmplx dconjg derf derfc dfloat dgamma dimag dlgama ' +
       'iqint qabs qacos qasin qatan qatan2 qcmplx qconjg qcos qcosh qdim qerf qerfc qexp qgamma qimag qlgama qlog qlog10 qmax1 qmin1 qmod ' +
       'qnint qsign qsin qsinh qsqrt qtan qtanh abs acos aimag aint anint asin atan atan2 char cmplx conjg cos cosh exp ichar index int log ' +
       'log10 max min nint sign sin sinh sqrt tan tanh print write dim lge lgt lle llt mod nullify allocate deallocate ' +
       'adjustl adjustr all allocated any associated bit_size btest ceiling count cshift date_and_time digits dot_product ' +
       'eoshift epsilon exponent floor fraction huge iand ibclr ibits ibset ieor ior ishft ishftc lbound len_trim matmul ' +
       'maxexponent maxloc maxval merge minexponent minloc minval modulo mvbits nearest pack present product ' +
       'radix random_number random_seed range repeat reshape rrspacing scale scan selected_int_kind selected_real_kind ' +
       'set_exponent shape size spacing spread sum system_clock tiny transpose trim ubound unpack verify achar iachar transfer ' +
       'dble entry dprod cpu_time command_argument_count get_command get_command_argument get_environment_variable is_iostat_end ' +
       'ieee_arithmetic ieee_support_underflow_control ieee_get_underflow_mode ieee_set_underflow_mode ' +
       'is_iostat_eor move_alloc new_line selected_char_kind same_type_as extends_type_of '  +
       'acosh asinh atanh bessel_j0 bessel_j1 bessel_jn bessel_y0 bessel_y1 bessel_yn erf erfc erfc_scaled gamma log_gamma hypot norm2 ' +
       'atomic_define atomic_ref execute_command_line leadz trailz storage_size merge_bits ' +
       'bge bgt ble blt dshiftl dshiftr findloc iall iany iparity image_index lcobound ucobound maskl maskr ' +
       'num_images parity popcnt poppar shifta shiftl shiftr this_image sync change team co_broadcast co_max co_min co_sum co_reduce'
   };
   return {
     name: 'Fortran',
     case_insensitive: true,
     aliases: ['f90', 'f95'],
     keywords: KEYWORDS,
     illegal: /\/\*/,
     contains: [
       STRING,
       FUNCTION_DEF,
       // allow `C = value` for assignments so they aren't misdetected
       // as Fortran 77 style comments
       {
         begin: /^C\s*=(?!=)/,
         relevance: 0,
       },
       COMMENT,
       NUMBER
     ]
   };
 }
 
 module.exports = fortran;